【英文标准名称】:Screwgaugelimitsandtolerances-Limitsofsizeforgaugesforscrewthreadsofunifiedformdiameters1/4inandlarger
【原文标准名称】:螺纹规限值和公差.直径1/4in.及以上的统一型螺纹量规的尺寸限值
【标准号】:BS919-4-2007
【标准状态】:现行
【国别】:英国
【发布日期】:2007-10-31
【实施或试行日期】:2007-10-31
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:卡尺(仪表);直径;直径测量;尺寸公差;尺寸规格;配合;线性测量仪器;塞规;环规;定位规;螺纹形状;螺纹量规;统一螺纹
【英文主题词】:Calipers(instruments);Diameter;Diametermeasurement;Dimensionaltolerances;Dimensions;Fits;Linearmeasuringinstruments;Pluggauges;Ringgauges;Settinggauges;Threadforms;Threadgauges;Unifiedscrewthreads
【摘要】:ThisBritishStandardspecifiesthelimitsofsizeforthefollowingtypesofgauges,settingplugsandcheckplugsforthevariousclassesofstandardUnifiedCoarse(UNC),UnifiedFine(UNF)andUnifiedExtraFine(UNEF)threadsspecifiedinBS1580-1.a)GOandNOTGOscrewgauges:1)screwpluggauges;2)solidscrewringgauges;3)adjustablescrewringgauges;4)adjustablescrewcallipergauges.b)SettingplugsforGOandNOTGOadjustablescrewringgaugesandforGOandNOTGOadjustablescrewcallipergauges:1)doublelengthtype;2)singlelengthtype.c)GOandNOTGOcheckplugsforsolidscrewringgauges.d)GOandNOTGOpluggaugesandGOandNOTGOcallipergaugesforthecrestdiametersofproductthreads.NOTEThevaluestabulatedinthisstandardhavebeenderivedfromtheapplicationofthetolerancesspecifiedinBS919-1tothelimitsofsizegiveninBS1580,andreferenceshouldbemadetotheformerstandardforgeneralinformation,detailsoftheformofthreadforUnifiedscrewgauges,andtolerancesonpitchandthreadangle.
【中国标准分类号】:J04
【国际标准分类号】:21_040_10
【页数】:70P.;A4
【正文语种】:英语